• The Doublepow 9V 650mAh USB rechargeable Li ion battery is a high performance and eco friendly power solution designed to replace traditional disposable 9V batteries
• This battery uses advanced lithium cobalt oxide chemistry to deliver stable and reliable power with a nominal voltage of seven point four volts and a full charge voltage of eight point four volts
• With a capacity of six hundred fifty milliampere hours it provides long lasting energy and consistent output for demanding electronic devices
• The built in micro USB charging port allows direct charging without the need for a separate charger making it convenient and travel friendly
• Charging takes approximately two to three hours using any standard five volt USB source such as a wall adapter laptop USB port or power bank
• An LED charging indicator clearly shows status with red light during charging and green light when fully charged
• The battery features a built in protection circuit board that safeguards against overcharging over discharging overcurrent short circuit and overheating ensuring safe operation
• Low internal resistance allows efficient power delivery and stable voltage output for sensitive electronics
• It supports up to twelve hundred recharge cycles offering excellent long term value compared to disposable batteries
• The battery operates reliably across a wide temperature range from minus twenty degrees to plus sixty degrees Celsius
• This rechargeable 9V battery is compatible with a wide range of devices including wireless microphones guitar pedals smoke detectors digital multimeters toys remote controls doorbells clocks and other household electronics
• By replacing hundreds of single use batteries it helps reduce electronic waste save cost over time and support an environmentally friendly lifestyle
• Lightweight compact and easy to recharge the Doublepow 9V USB rechargeable battery is a practical and sustainable power choice for everyday and professional use